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SHOW TRAFFIC RULE

Description

The SHOW TRAFFIC RULE syntax is used to query specified dual routing rule.

Syntax

ShowTrafficRule ::=
  'SHOW' 'TRAFFIC' ('RULES' | 'RULE' ruleName)?

ruleName ::=
  identifier

Supplement

  • When ruleName not specified, the default is show all traffic rules

Return Value Description

Colume Description
name traffic rule name
labels compute node labels
algorithm_type traffic algorithm type
algorithm_props traffic algorithn properties
load_balancer_type load balancer type
load_balancer_props load balancer properties

Example

  • Query specified traffic rule
SHOW TRAFFIC RULE sql_match_traffic;

mysql> SHOW TRAFFIC RULE sql_match_traffic;
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
| name              | labels | algorithm_type | algorithm_props                                                                | load_balancer_type | load_balancer_props |
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
| sql_match_traffic | OLTP   | SQL_MATCH      | sql=SELECT * FROM t_order WHERE order_id = 1; UPDATE t_order SET order_id = 5; | RANDOM             |                     |
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
1 row in set (0.00 sec)
  • Query all traffic rules
SHOW TRAFFIC RULES;

mysql> SHOW TRAFFIC RULES;
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
| name              | labels | algorithm_type | algorithm_props                                                                | load_balancer_type | load_balancer_props |
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
| sql_match_traffic | OLTP   | SQL_MATCH      | sql=SELECT * FROM t_order WHERE order_id = 1; UPDATE t_order SET order_id = 5; | RANDOM             |                     |
+-------------------+--------+----------------+--------------------------------------------------------------------------------+--------------------+---------------------+
1 row in set (0.04 sec)

Reserved word

SHOW, TRAFFIC, RULE, RULES